Bumping gaia.json for 2 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/d9c022401a9e
Author: Florin Strugariu <bebef_1987@yahoo.com>
Desc: Merge pull request #18369 from viorelaioia/bug_996693

Bug 996693 - Investigate and fix test_import_contacts_from_gmail

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https://hg.mozilla.org/integration/gaia-central/rev/efb506573c96
Author: Viorela Ioia <viorelaioia@gmail.com>
Desc: Bug 996693 - Investigate and fix test_import_contacts_from_gmail
Bumping manifests a=b2g-bump